| from dreamcoder.program import * | |
| from dreamcoder.type import * | |
| def _addition(x): return lambda y: x + y | |
| def _subtraction(x): return lambda y: x - y | |
| def _division(x): return lambda y: x / y | |
| subtraction = Primitive("-", | |
| arrow(tint, arrow(tint, tint)), | |
| _subtraction) | |
| real_subtraction = Primitive("-.", | |
| arrow(treal, treal, treal), | |
| _subtraction) | |
| addition = Primitive("+", | |
| arrow(tint, arrow(tint, tint)), | |
| Curried(_addition)) | |
| real_addition = Primitive("+.", | |
| arrow(treal, treal, treal), | |
| _addition) | |
| def _multiplication(x): return lambda y: x * y | |
| multiplication = Primitive("*", | |
| arrow(tint, arrow(tint, tint)), | |
| _multiplication) | |
| real_multiplication = Primitive("*.", | |
| arrow(treal, treal, treal), | |
| _multiplication) | |
| real_division = Primitive("/.", | |
| arrow(treal, treal, treal), | |
| _division) | |
| def _power(a): return lambda b: a**b | |
| real_power = Primitive("power", | |
| arrow(treal, treal, treal), | |
| _power) | |
| k1 = Primitive("1", tint, 1) | |
| k_negative1 = Primitive("negative_1", tint, -1) | |
| k0 = Primitive("0", tint, 0) | |
| for n in range(2,10): | |
| Primitive(str(n),tint,n) | |
| f1 = Primitive("1.", treal, 1.) | |
| f0 = Primitive("0.", treal, 0) | |
| real = Primitive("REAL", treal, None) | |
| fpi = Primitive("pi", treal, 3.14) | |